Physical Properties of 316/316L/316H Alloys in the Annealed Condition at -20°F to +100°F

Tensile Strength

Yield Strength

Alloy

UNS Designation

Spec.

psi

MPa

ksi

psi

MPa

ksi

Elongation in 2 inches (min.) %

Grain Size Req.

Max. Hardness

Modulus of Elasticity (x106psi)

Mean Coefficient of Thermal Expansion (IN./IN./°F x 10-6)

Thermal Conductivity(BTU-in/ft2-h-°F)

316

S31600

A249, A312

75,000

515

75

30,000

205

30

35

—

90 Rb

28.0

9.2

116

316L

S31603

A270, A312

70,000

485

70

25,000

170

25

—

—

90 Rb

28.0

9.2

116

316H

S31609

—

—

—

—

—

—

—

—

7 or coarser

—

—

—

—

Composition of 316/316L/316H tubing and pipe

Grade

316

316L

UNS Designation

S31600

S31603

Carbon (C) Max.

0.08

0.030*

Manganese (Mn) Max.

2.00

2.00

Phosphorous (P) Max.

0.045

0.045

Sulphur (S) Max.

0.030

0.030

Silicon (Si) Max.

1.00

1.00

Chromium (Cr)

16.0 – 18.0

16.0 – 18.0

Nickel (Ni)

10.0 – 14.0

10.0 – 14.0

Molybdenum (Mo)

2.0 – 3.0

2.0 – 3.0

Nitrogen (N)

—

—

Iron (Fe)

Bal.

Bal.

Other Elements

—

—

* Maximum carbon content of 0.04% acceptable for drawn tubes

316/316L/316H Product Range

Alloy

UNS Designation

Werkstoff NR.

Specifications*

316

S31600

1.4401

A269, A/SA249, A/SA312, A1016, A632, A/SA688

316L**

S31603

1.4404

A269, A/SA249, A/SA312, A1016, A632, A/SA688

*Note: The specifications noted including ASTM, ASME, or other applicable authorities are correct at the time of publication. Other specifications may apply for use of these materials in different applications.